Home / 5,414.23-7,469.38-3,642.76

Finding the Fourth Proportional to 5,414.23, 7,469.38 and 3,642.76

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Solution

The fourth proportional to 5,414.23, 7,469.38 and 3,642.76 is: 5,025.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.23 : 7,469.38 = 3,642.76 : x
  2. Step 2: Convert to fraction form
    5,414.23/7,469.38 = 3,642.76/x
  3. Step 3: Cross multiply
    5,414.23x = 7,469.38 × 3,642.76
  4. Step 4: Simplify right side
    5,414.23x = 27,209,158.69
  5. Step 5: Solve for x
    x = 27,209,158.69/5,414.23
  6. Step 6: Final answer
    x = 5,025.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.